1 # SPDX-License-Identifier: GPL-2.0-only
2
3 menu "Data Access Monitoring"
4
5 config DAMON
6 bool "DAMON: Data Access Monitoring Fr
7 help
8 This builds a framework that allows
9 access frequency of each memory regi
10 for performance-centric DRAM level m
11
12 See https://www.kernel.org/doc/html/
13 more information.
14
15 config DAMON_KUNIT_TEST
16 bool "Test for damon" if !KUNIT_ALL_TE
17 depends on DAMON && KUNIT=y
18 default KUNIT_ALL_TESTS
19 help
20 This builds the DAMON Kunit test sui
21
22 For more information on KUnit and un
23 to the KUnit documentation.
24
25 If unsure, say N.
26
27 config DAMON_VADDR
28 bool "Data access monitoring operation
29 depends on DAMON && MMU
30 select PAGE_IDLE_FLAG
31 help
32 This builds the default data access
33 that work for virtual address spaces
34
35 config DAMON_PADDR
36 bool "Data access monitoring operation
37 depends on DAMON && MMU
38 select PAGE_IDLE_FLAG
39 help
40 This builds the default data access
41 that works for the physical address
42
43 config DAMON_VADDR_KUNIT_TEST
44 bool "Test for DAMON operations" if !K
45 depends on DAMON_VADDR && KUNIT=y
46 default KUNIT_ALL_TESTS
47 help
48 This builds the DAMON virtual addres
49
50 For more information on KUnit and un
51 to the KUnit documentation.
52
53 If unsure, say N.
54
55 config DAMON_SYSFS
56 bool "DAMON sysfs interface"
57 depends on DAMON && SYSFS
58 help
59 This builds the sysfs interface for
60 the interface for arbitrary data acc
61
62 config DAMON_SYSFS_KUNIT_TEST
63 bool "Test for damon debugfs interface
64 depends on DAMON_SYSFS && KUNIT=y
65 default KUNIT_ALL_TESTS
66 help
67 This builds the DAMON sysfs interfac
68
69 For more information on KUnit and un
70 to the KUnit documentation.
71
72 If unsure, say N.
73
74 config DAMON_DBGFS_DEPRECATED
75 bool "DAMON debugfs interface (DEPRECA
76 depends on DAMON_VADDR && DAMON_PADDR
77 help
78 This builds the debugfs interface fo
79 can use the interface for arbitrary
80
81 If unsure, say N.
82
83 This is deprecated, so users should
84 (DAMON_SYSFS). If you depend on thi
85 your usecase to damon@lists.linux.de
86
87 config DAMON_DBGFS
88 bool
89 default y
90 depends on DAMON_DBGFS_DEPRECATED
91
92 config DAMON_DBGFS_KUNIT_TEST
93 bool "Test for damon debugfs interface
94 depends on DAMON_DBGFS && KUNIT=y
95 default KUNIT_ALL_TESTS
96 help
97 This builds the DAMON debugfs interf
98
99 For more information on KUnit and un
100 to the KUnit documentation.
101
102 If unsure, say N.
103
104 config DAMON_RECLAIM
105 bool "Build DAMON-based reclaim (DAMON
106 depends on DAMON_PADDR
107 help
108 This builds the DAMON-based reclamat
109 that not accessed for a long time (c
110 those.
111
112 This is suggested to be used as a pr
113 reclamation under light memory press
114 scanning-based reclamation is used f
115
116 config DAMON_LRU_SORT
117 bool "Build DAMON-based LRU-lists sort
118 depends on DAMON_PADDR
119 help
120 This builds the DAMON-based LRU-list
121 protect frequently accessed (hot) pa
122 pages reclaimed first under memory p
123
124 endmenu
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